Neon vs Antimony

PropertyNe NeonSb Antimony
Atomic number1051
SymbolNeSb
NameNeonAntimony
Categorynoble-gasmetalloid
Standard Atomic Weight20.1797 u121.76 u
Period25
Group1815
Blockpp
Phase at STPgassolid
Electron configuration[He]2s22p6[Kr]5s24d105p3
Oxidation states[0][-3, -2, -1, 0, 1, 2, 3, 4, 5]
Electronegativity (Pauling)N/A2.05
Electron affinity-1.2 eV1.07 eV
Density0.8999 kg/m³6685 kg/m³
Melting point-248.59 °C630.63 °C
Boiling point-246.05 °C1586.85 °C
Discovery year18981707